\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Cross-Candidate Communication, Affective Polarization (Feeling Thermometer) and In-Party Candidate Support\label{tab:ccXapftnolean}}
\begin{tabular}{l*{3}{c}}
\hline\hline
                &\multicolumn{1}{c}{(1)}   &\multicolumn{1}{c}{(2)}   &\multicolumn{1}{c}{(3)}   \\
                &In-Group Affect   &Out-Group Affect   &Difference   \\
                &      b/p   &      b/p   &      b/p   \\
\hline
Candidate Support&            &            &            \\
RCV Comp.       &    0.089   &   -0.687   &   -0.279   \\
                &  (0.663)   &  (0.158)   &  (0.337)   \\
RCV Comp. + Endorse&   -1.245***&   -0.945*  &   -0.587*  \\
                &  (0.000)   &  (0.033)   &  (0.025)   \\
Out Therm.      &    0.923   &            &            \\
                &  (0.070)   &            &            \\
RCV Comp. x Out Therm.&   -0.005   &            &            \\
                &  (0.995)   &            &            \\
RCV Comp. + Endorse x Out Therm.&    1.470*  &            &            \\
                &  (0.027)   &            &            \\
In Therm.       &            &    1.262** &            \\
                &            &  (0.007)   &            \\
RCV Comp. x In Therm.&            &    1.097   &            \\
                &            &  (0.104)   &            \\
RCV Comp. + Endorse x In Therm.&            &   -0.043   &            \\
                &            &  (0.943)   &            \\
Diff. Therm     &            &            &    0.158   \\
                &            &            &  (0.639)   \\
RCV Comp. x Diff. Therm&            &            &    0.673   \\
                &            &            &  (0.175)   \\
RCV Comp. + Endorse x Diff. Therm&            &            &   -0.717   \\
                &            &            &  (0.098)   \\
Constant        &    1.628***&    0.907** &    1.734***\\
                &  (0.000)   &  (0.009)   &  (0.000)   \\
\hline
Psuedo R$^2$    &     0.06   &     0.06   &     0.04   \\
\textit{N}      &     2208   &     2208   &     2208   \\
\hline\hline
\end{tabular}
\end{table}
